#include <iostream>
using namespace std;

int main()
{
    char scorerank;
    cout<<"enter your score rank: ";
    cin>>scorerank;

    switch (scorerank)
    {
    case 'A':
        cout<<"you are the best !"<<endl;
    case 'B':
        cout<<"you are good !"<<endl;
        break;
    case 'C':
        cout<<"you are sorry !"<<endl;
    default:
        cout<<"pardon me ?"<<endl;
    return 10;
    }
}